Glazing is basically enclosing the porch with windows and frames. It's something best left to a skilled trades person/carpenter unless you're really handy. Hardware stores generally have kits for the DIY person.

A less involved approach is to screen the porch with a mesh screening system. These kits are also available at the hardware store. Below is how they look.

Here's an article with instructions from Better Homes and Garden. The next time in you're iin Austin, ask the people at the hardware store for their recommendations.

http://www.bhg.com/home-improvement/outdoor/porches/screen-a-porch/